A vaccine has been approved to help protect koalas against chlamydia, a measure researchers are hailing as a world-first in ...

An adult koala eats a eucalyptus leaf. Joeys can't break down the toxic, fibrous plants on their own yet. Photograph By David Marks/National Geographic When it’s time to feed the kids, koala moms do ...

Habitat loss, disease, and climate change are driving koalas toward extinction. Learn what’s threatening them and how to help ...

Think koalas are cute? Think again. Find out just how strange these animals are in this episode of Gross Science. Think koalas are cute? Think again. Here are five gross facts about koalas. I’m Anna ...

Scientists in Australia have just begun an ambitious public health campaign, but not for humans. As part of a new field trial, koalas in the wild are being temporarily captured and then vaccinated ...

A gardener growing eucalyptus seedlings for koala habitats has found his plants being eaten by a single greedy one. Nicknamed "Claude" for his sharp claws, this thieving koala is thought to have eaten ...

Jess Thomson is a Newsweek Science Reporter based in London UK. Her focus is reporting on science, technology and healthcare. She has covered weird animal behavior, space news and the impacts of ...

With fluffy ears, round heads, and spoon-shaped noses, koalas are known for their lovable faces, but these sleepy Australian ...

At Sunshine Coast Koala Rescue in Australia, two little orphaned koala babies have figured out the best way to get through a ...

Video by @wildlifesydneyzoo Did you know? Koalas feed exclusively on eucalyptus leaves. An adult koala can eat up to 500 grams of eucalyptus leaves in one day (the equivalent of a small pack of caster ...

MELBOURNE, Australia -- A regulator has approved a world-first vaccine to protect koalas from chlamydia infections, which are ...